Slumber Song

Recording by William Lloyd Webber.

Recording identifiers

ISRC
NLA509304811
CopyrightID (CopyrightChains transaction hash)
0x00e76ac618b696a71b4368006a3bd28856b6d5450b6ebad1045b586016c1dde7
Copyright registration time
2026-07-06T21:54:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9def2926157fb469e383e413e43d9f7618f3a49cc17fb2633abcbdfce0c3eaba

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.